RE: [Demo notebook] Collector’s comparison desk: dimensions, fit and documented differences · RWI-18318
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February 16, 2023 at 9:10 am
#146321
ReferenceLog 03180
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Case 12 — Maintenance question: how do I tell if an automatic actually needs service?
Sealing and movement performance are separate questions. Ask a qualified watchmaker about inspection and testing appropriate to the particular watch and its intended use; a healthy rate does not establish water resistance.